HIGH
In iOS before 11.4.1, watchOS before 4.3.2, tvOS before 11.4.1, Safari before 11.1.1, macOS High Sierra before 10.13.6, a spoofing issue existed in the handling of URLs
Published Jan 11, 2019
7.5
HIGHCVSS 3.0
EPSS 1.87%
Description
In iOS before 11.4.1, watchOS before 4.3.2, tvOS before 11.4.1, Safari before 11.1.1, macOS High Sierra before 10.13.6, a spoofing issue existed in the handling of URLs. This issue was addressed with improved input validation.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
7.5 HIGH NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact High
Availability Impact None
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.87% 0.01867
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01867
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v5
Table of values (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.87% (0.01867) | 78.55th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.87% (0.01867) | 76.51th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.50% (0.00502) | 76.59th | v3 (v2023.03.01) |
| Jul 13, 2024 | 0.50% (0.00502) | 76.59th | v3 (v2023.03.01) |
| Jun 3, 2024 | 0.61% (0.00613) | 78.69th | v3 (v2023.03.01) |
| Apr 5, 2024 | 0.64% (0.00641) | 78.86th | v3 (v2023.03.01) |
| Jan 5, 2024 | 0.64% (0.00636) | 76.85th | v3 (v2023.03.01) |
| Jul 8, 2023 | 0.54% (0.00539) | 74.12th | v3 (v2023.03.01) |
| Jun 9, 2023 | 0.56% (0.00557) | 74.43th | v3 (v2023.03.01) |
| May 8, 2023 | 0.59% (0.00586) | 74.95th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.57% (0.00566) | 74.41th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.11% (0.01108) | 53.57th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.11% (0.01108) | 51.54th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.21% (0.00215) | 1.36th | v1 |
| Jan 6, 2022 | 0.21% (0.00215) | 1.33th | v1 |
| Sep 1, 2021 | 0.21% (0.00215) | 3.34th | v1 |
| Apr 14, 2021 | 0.21% (0.00215) | 0.00th | v1 |
Weaknesses (1)
References (6)
- http://www.securitytracker.com/id/1041232 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://support.apple.com/HT208854 x_refsource_CONFIRM
- https://support.apple.com/HT208935 x_refsource_CONFIRM
- https://support.apple.com/HT208936 x_refsource_CONFIRM
- https://support.apple.com/HT208937 x_refsource_CONFIRMVendor Advisory
- https://support.apple.com/HT208938 x_refsource_CONFIRM
| Link | Providers | Tags |
|---|---|---|
| http://www.securitytracker.com/id/1041232 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://support.apple.com/HT208854 | x_refsource_CONFIRM | |
| https://support.apple.com/HT208935 | x_refsource_CONFIRM | |
| https://support.apple.com/HT208936 | x_refsource_CONFIRM | |
| https://support.apple.com/HT208937 | x_refsource_CONFIRMVendor Advisory | |
| https://support.apple.com/HT208938 | x_refsource_CONFIRM |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner apple
Published Jan 11, 2019
Updated Aug 5, 2024
Reserved Jan 2, 2018
Link CVE-2018-4277
CISA Vulnrichment
Updated n/a